Question

In a family of 3 children, the probability of being atleast one boy is??

Answer 1

1/3.......hope it helps u

Answer 2

Given ,

N (s) = { 1,2,3 }
N (s) = { 3 }

According to Question ,
probability of one boy ...N(a) = 1

By Formula of probability
P (E) = N(a) / N(s)
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P (E) = 1/3

Hope it helps you ✌✌✌